package com.atguigu.srb.core.controller.api;

import com.atguigu.srb.common.result.R;
import com.atguigu.srb.core.pojo.entity.Lend;
import com.atguigu.srb.core.service.LendService;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
import lombok.RequiredArgsConstructor;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import java.math.BigDecimal;
import java.util.List;
import java.util.Map;

/**
 * <p>
 * 标的准备表 前端控制器
 * </p>
 *
 * @author javaCode
 * @since 2025-07-19
 */
@Api(tags = "标的")
@RestController
@RequestMapping("/api/core/lend")
@RequiredArgsConstructor
public class LendController {

    private final LendService lendService;

    @ApiOperation("获取标的列表")
    @GetMapping("/list")
    public R list() {
        List<Lend> lendList = lendService.selectList();

        return R.ok().data("lendList", lendList);
    }

    /**
     * 获取标的信息
     */
    @ApiOperation("获取标的信息")
    @GetMapping("/show/{id}")
    public R show(@ApiParam(value = "标的id", required = true) @PathVariable Long id) {
        Map<String, Object> lendDetail = lendService.getLendDetail(id);
        return R.ok().data("lendDetail", lendDetail);
    }

    /**
     * 计算投资收益
     */
    @ApiOperation("计算投资收益")
    @GetMapping("/getInterestCount/{invest}/{yearRate}/{totalmonth}/{returnMethod}")
    public R getInterestCount(@ApiParam(value = "投资金额", required = true) @PathVariable("invest") BigDecimal invest, @ApiParam(value = "年化收益", required = true) @PathVariable("yearRate") BigDecimal yearRate, @ApiParam(value = "期数", required = true) @PathVariable("totalmonth") Integer totalmonth, @ApiParam(value = "还款方式", required = true) @PathVariable("returnMethod") Integer returnMethod) {

        BigDecimal interestCount = lendService.getInterestCount(invest, yearRate, totalmonth, returnMethod);

        return R.ok().data("interestCount", interestCount);
    }

}
